A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
Classification: Gaskets, washers and other seals, of vulcanized rubber other than hard rubber
NSN 5920-00-495-6663
NSN 6110-01-285-6464
NSN 5950-00-165-3863
NSN 5990-01-581-1961
NSN 5855-01-353-3958
NSN 5930-01-374-8423
NSN 5935-00-675-9553
NSN 6220-01-031-0292
NSN 6110-01-649-1302
NSN 5996-00-009-9343
NSN 5998-00-090-7303
NSN 6105-00-362-1361